While they're often helpful, space heaters can greatly affect the humidity of a room. Unfortunately, space heaters produce a lot of dry air, which can have a serious effect on your health and well-being.

Do electric heaters make the air dry?

According to Service Magic, the electric heat produced by baseboard heaters will not dry out a room as much as heaters that blow the air into a room via heater vents. ... Although the heater itself does not dry out a room, there are ways to increase the humidity in your home during the winter.

Why does the heater make the air dry?

Atmospheric combustion furnaces get combustion air from inside the house. ... If you have a sealed combustion furnace, dry air is brought in from the outside, which lowers your humidity. So yes, when the furnace is on, the air gets drier, but only because of incoming outdoor air, not because of the heating process itself.